<Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 2021+317 (2026a, independent mode)

Data - BVID - NED - MOJAVE - SIMBAD - PanSTARRS-1

Right ascension: 305.8292388731638°
Declination: 31.8839738987627°
No. sessions: 57
No. delays: 1570
Defining: No
RMS(α cos δ) = 1.5738 mas
RMS(δ) = 3.9943 mas

Observed in only 57 session(s)

Quarterly time series for 2021+317 (2026a, 4 global solutions)

Data

Right ascension: 305.8292389470527°
Declination: 31.8839739033281°
No. sessions: 47
No. delays: 1538
Defining: No
RMS(α cos δ) = 0.3734 mas
RMS(δ) = 0.4154 mas

Observed in only 47 session(s)